OFF MARKET

Off market nov 2007 for $780K

$1,395,811

Est. refi paymentEst. refi $3,865/mo

•

2,500

sq ft

20210 West Ridge Ct, Castro Valley, CA 94546

About this home

Single-familyProperty Type

1980Year Built

9,999 sq ftLot Size

$558Est. Price/Sq.Ft.

3 car garageParking

Listed by Patsy Kauffman •DRE #00980327 • Golden Gate Sotheby's Int'l Re

Bought with Kenneth Kremer •DRE #00550782 • Kenneth A. Kremer, Broker

Redfin checked: a minute ago

•Source:bridgeMLS, Bay East AOR, or Contra Costa AOR #40281484

Redfin Estimate

$1,395,811

$616K since sold in November 2007$24K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 30% higher than the average sale price ($1.07M) of 6 comparable homes.

SOLD FEB 20, 2026
$870,000
A
3 beds2 baths1,320 sq ft
19560 Stanton Ave, Castro Valley, CA 94546
SOLD JUL 27, 2026
$1,236,737
B
4 beds2.5 baths2,528 sq ft
16683 Kildare Rd, Castro Valley, CA 94578
SOLD AUG 31, 2026
$1,100,000
C
3 beds2 baths2,008 sq ft
19574 Stanton Ave, Castro Valley, CA 94546
SOLD AUG 20, 2026
$1,115,600
D
3 beds2.5 baths2,308 sq ft
16645 Cowell St, Castro Valley, CA 94578
SOLD AUG 13, 2026
$1,122,000
E
3 beds2.5 baths1,700 sq ft
19435 Yuma St, Castro Valley, CA 94546
SOLD SEP 2, 2026
$1,000,000
F
3 beds2.5 baths2,176 sq ft
2554 Titan Way, Castro Valley, CA 94546

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Earn from this home

Sell

$1,004,531

Est. take-home

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Refinance

Est. cash available

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Rent

$4,596/mo

Redfin rental estimate

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Market trends in 94546, CA

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

104.0%

+0.4% MoM

Median sale price

$1.1M

$30K MoM

Avg. days on market

15d

1 days MoM

Recently sold homes

15 MoM

New listings for sale

OPEN TODAY, 3PM TO 5PM
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3 beds2 baths1,795 sq ft
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$1,200,000
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OPEN SAT, 1PM TO 4PM
$799,888
3 beds1 bath988 sq ft
2240 Lessley Ave, Castro Valley, CA 94546
$499,000
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21314 Gary Dr #108, Hayward, CA 94546
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4 beds3 baths3,275 sq ft
19912 Conrad Ct, Castro Valley, CA 94546
OPEN SUN, 1PM TO 4PM
$1,198,000
4 beds2.5 baths2,038 sq ft
3636 Arcadian Dr, Castro Valley, CA 94546
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3 beds1 bath1,288 sq ft
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EARLY ACCESS
$550,000
2 beds2 baths1,393 sq ft
21239 Gary Dr #206, Hayward, CA 94546
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COMING SOON
5032 Vannoy Ave, Castro Valley, CA 94546
$1,250,000
4 beds2 baths1,860 sq ft
5032 Vannoy Ave, Castro Valley, CA 94546
See all

Provided by Redfin

Sale history for 20210 West Ridge Ct

Year

Property tax

Land + Additions

Assessment*

2025

$12,876 (+2.2%)

$313,487 + $731,470

$1,044,957

2024

$12,594 (+1.6%)

$307,342 + $717,132

$1,024,474

2023

$12,402 (+1.9%)

$301,317 + $703,073

$1,004,390

2022

$12,171 (+2.6%)

$289,619 + $675,778

$965,397

2021

$11,863 (+2.3%)

$289,619 + $675,778

$965,397

2020

$11,593 (−1.8%)

$283,942 + $662,532

$946,474

2019

$11,811 (+2.9%)

$281,031 + $655,740

$936,771

2018

$11,478 (+2.7%)

$275,523 + $642,887

$918,410

2017

$11,178 (+5.1%)

$264,827 + $617,930

$882,757

2016

$10,636 (+14.7%)

$264,827 + $617,930

$882,757

2015

$9,272 (+2.3%)

$259,634 + $605,814

$865,448

2014

$9,067 (+9.3%)

$230,100 + $536,900

$767,000

2013

$8,298 (+0.1%)

$230,100 + $536,900

$767,000

2012

$8,289 (−3.3%)

$210,000 + $490,000

$700,000

2011

$8,576 (+5.3%)

$210,000 + $490,000

$700,000

2010

$8,144 (+4.1%)

$216,000 + $504,000

$720,000

2009

$7,825 (−14.8%)

$202,800 + $473,200

$676,000

2008

$9,179

$193,700 + $452,200

$645,900

Tax history for 20210 West Ridge Ct

Year

Property tax

Land + Additions

Assessment*

2025

$12,876 (+2.2%)

$313,487 + $731,470

$1,044,957

2024

$12,594 (+1.6%)

$307,342 + $717,132

$1,024,474

2023

$12,402 (+1.9%)

$301,317 + $703,073

$1,004,390

2022

$12,171 (+2.6%)

$289,619 + $675,778

$965,397

2021

$11,863 (+2.3%)

$289,619 + $675,778

$965,397

2020

$11,593 (−1.8%)

$283,942 + $662,532

$946,474

2019

$11,811 (+2.9%)

$281,031 + $655,740

$936,771

2018

$11,478 (+2.7%)

$275,523 + $642,887

$918,410

2017

$11,178 (+5.1%)

$264,827 + $617,930

$882,757

2016

$10,636 (+14.7%)

$264,827 + $617,930

$882,757

2015

$9,272 (+2.3%)

$259,634 + $605,814

$865,448

2014

$9,067 (+9.3%)

$230,100 + $536,900

$767,000

2013

$8,298 (+0.1%)

$230,100 + $536,900

$767,000

2012

$8,289 (−3.3%)

$210,000 + $490,000

$700,000

2011

$8,576 (+5.3%)

$210,000 + $490,000

$700,000

2010

$8,144 (+4.1%)

$216,000 + $504,000

$720,000

2009

$7,825 (−14.8%)

$202,800 + $473,200

$676,000

2008

$9,179

$193,700 + $452,200

$645,900

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Public record

Public record
Zoning
Permits

Beds

Baths

Stories

Lot width

—

Lot depth

—

Lot size

8,312 Sq. Ft.

Year renovated

1981

Sq. Ft.

3,062

Year built

1980

Style

Single Family Residential

County

Alameda County

APN

084A025004900

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Sep 17, 2026.

RSL

Residential Small Lot Districts

Residential Small Lot districts, hereinafter designated as RSL, are established to support infill projects of duplexes, small lot single-family detached units, and townhouses. The RSL district implements and is consistent with the residential small lot land use classification of the Castro Valley General Plan.

Permitted uses

Include but are not limited to:

Agriculture-Other
Housing-Single unit
Housing-Multiple units
Agriculture-Cropland
Agriculture-Grove / orchard / vineyard

Jul 14, 2014 • Final

Building

Install a roof-mounted solar photovoltaic system on a residential building.

Electrical

Solar

Apr 20, 2007 • Final

Building

Perform termite repairs by repairing damaged subflooring and framing. Install pressure-treated framing and subflooring in the disturbed areas.

Remodel

Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.

Property details

Parking

Parking Information
Has Attached Garage
Garage Spaces: 3
Covered Spaces: 3
Parking Features: Attached, Garage Door Opener

Interior

Bathroom Information
# of Bathrooms Total: 3
# of Bathrooms Full: 2
# of Bathrooms Partial: 1

Interior Features
Interior Features: Family Room, Formal Dining Room, Workshop, Counter - Solid Surface, Eat-in Kitchen, Updated Kitchen, Central Vacuum
Appliances: Dishwasher, Gas Range, Plumbed For Ice Maker, Free-Standing Range, Refrigerator, Self Cleaning Oven, Gas Water Heater
Laundry Features: In Garage
Street Level Features: 0.5 Bath, No Steps to Entry, Main Entry
Window Features: Window Coverings
Fireplaces Total: 2
Has Fireplace
Flooring: Hardwood, Carpet

Room Information
Kitchen Features: Counter - Solid Surface,Dishwasher,Eat In Kitchen,Gas Range/Cooktop,Ice Maker Hookup,Range/Oven Free Standing,Refrigerator,Self-Cleaning Oven,Updated Kitchen
Rooms Total: 7
Fireplace Features: Family Room, Living Room, Raised Hearth, Stone
Basement: Crawl Space

Exterior

Building Information
Construction Materials: Wood Siding
Building Area Total: 2,500

Exterior Features
Exterior Features: Back Yard, Front Yard, Side Yard, Sprinklers Automatic, Sprinklers Front, Terraced Down
Door Features: Mirrored Closet Door(s)
Roof: Shingle

Property Information
Living Area: 2500
Living Area Units: Square Feet
Property Type: Residential
Property Sub Type: Single Family Residence
Year Built: 1980

Lot Information
Lot Size Square Feet: 9999
Lot Size Area: 9,999
Lot Size Units: Acres
Lot Size Acres: 9,999
Lot Features: Court, Sloped Down

Utilities

Utility Information
Sewer: Public Sewer

Heating & Cooling
Has Heating
Heating: Forced Air
Cooling: Ceiling Fan(s)

Location

School Information
High School District: Castro Valley (510) 537-3000

Public facts

Beds: 3
Baths: 3.0
Sq. Ft.: 3,062
Stories: 2.0
Lot Size: 8,312 square feet
Style: Single Family Residential
Year Built: 1980
Year Renovated: 1981
County: Alameda County
APN: 084A025004900

Home facts updated by county records on Sep 17, 2026

Around this home

Schools

Stanton Elementary School

Public K-5 • Assigned • 0.3mi

6/10

Creekside Middle School

Public 6-8 • Assigned • 1.9mi

10/10

Castro Valley High School

Public 9-12 • Assigned • 1.1mi

9/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

Castro Valley's fall market offers great buyer leverage. While median prices hold steady around $1.2M, increased inventory gives you room to negotiate on homes needing updates. Turnkey properties still move fast in under 15 days, so act quickly with...
2 weeks ago • Castro Valley
Johnny Singh
Redfin Premier agent
148 deals
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Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

3/10 Fire Factor

0.31% chance of being in a wildfire in next 30 years

4/10 Heat Factor

7 days above 88° expected this year, 14 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

7/10 Air Factor

12 unhealthy days expected this year, 12 days in 30 years

Provided by First Street

Historical weather

Castro Valley, CA • 94546

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 11.2 hours in June and 4.9 hours in December, placing it above the U.S. average for solar exposure.

11.2 hrs

4.9 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$1.33M – $1.61M

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Home values near 20210 West Ridge Ct

Data from public records.

Address	Redfin Estimate
20111 W Ridge Court #6, Castro Valley, CA 2 Beds \| 3 Baths \| 1467 Sq. Ft.	$603,473
20235 W Ridge Court, Castro Valley, CA 4 Beds \| 3 Baths \| 2163 Sq. Ft.	$1,328,517

Address	Redfin Estimate
20111 W Ridge Court #32, Castro Valley, CA 2 Beds \| 2.5 Baths \| 1467 Sq. Ft.	$609,621
20111 W Ridge Court #7, Castro Valley, CA 2 Beds \| 3 Baths \| 1467 Sq. Ft.	$632,417

Address	Redfin Estimate
20227 W Ridge Court, Castro Valley, CA 4 Beds \| 3 Baths \| 2163 Sq. Ft.	$1,298,178
20260 W Ridge Court, Castro Valley, CA 4 Beds \| 3 Baths \| 2575 Sq. Ft.	$1,614,374

Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2007. This data may not match . Learn more.

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in 94546, CA

Sale history for 20210 West Ridge Ct

Tax history for 20210 West Ridge Ct

Public record

Property details

Around this home

Schools

Lifestyle

Local insights from Redfin agents

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 94546

Home values near 20210 West Ridge Ct

More real estate resources